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exercism · Sep 17, 2024 · 27ebd99 · 27ebd99
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diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
             compiler: gcc
           - os: ubuntu-22.04
             compiler: clang
-          - os: macos-12
+          - os: macos-14
             compiler: clang
 
     steps:

diff --git a/exercises/concept/basics/.meta/exemplar.asm b/exercises/concept/basics/.meta/exemplar.asm
@@ -14,7 +14,7 @@ remaining_minutes_in_oven:
 global preparation_time_in_minutes
 preparation_time_in_minutes:
     mov rax, rdi
-    imul rax, 2
+    shl rax, 1
     ret
 
 global elapsed_time_in_minutes

diff --git a/exercises/concept/basics/Makefile b/exercises/concept/basics/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/acronym/Makefile b/exercises/practice/acronym/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/all-your-base/Makefile b/exercises/practice/all-your-base/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/allergies/Makefile b/exercises/practice/allergies/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/armstrong-numbers/Makefile b/exercises/practice/armstrong-numbers/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/atbash-cipher/Makefile b/exercises/practice/atbash-cipher/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/binary-search/Makefile b/exercises/practice/binary-search/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/collatz-conjecture/Makefile b/exercises/practice/collatz-conjecture/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/difference-of-squares/Makefile b/exercises/practice/difference-of-squares/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/eliuds-eggs/Makefile b/exercises/practice/eliuds-eggs/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/grains/Makefile b/exercises/practice/grains/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/hamming/Makefile b/exercises/practice/hamming/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/hello-world/Makefile b/exercises/practice/hello-world/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/isbn-verifier/Makefile b/exercises/practice/isbn-verifier/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/isogram/Makefile b/exercises/practice/isogram/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/knapsack/Makefile b/exercises/practice/knapsack/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/leap/Makefile b/exercises/practice/leap/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/linked-list/Makefile b/exercises/practice/linked-list/Makefile
@@ -5,14 +5,17 @@ LDFLAGS =
 ASFLAGS = -g -F dwarf -Werror
 
 ifeq ($(shell uname -s),Darwin)
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
+	ALL_CFLAGS = -target x86_64-apple-darwin
+endif
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings
 	ALL_ASFLAGS = -f elf64
 endif
 
-ALL_CFLAGS = -std=c99 -fPIE -m64 $(CFLAGS)
+ALL_CFLAGS += -std=c99 -fPIE -m64 $(CFLAGS)
 ALL_LDFLAGS += $(LDFLAGS)
 ALL_ASFLAGS += $(ASFLAGS)
 

diff --git a/exercises/practice/list-ops/Makefile b/exercises/practice/list-ops/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/matching-brackets/Makefile b/exercises/practice/matching-brackets/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/nucleotide-count/Makefile b/exercises/practice/nucleotide-count/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/pangram/Makefile b/exercises/practice/pangram/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/pascals-triangle/Makefile b/exercises/practice/pascals-triangle/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/prime-factors/Makefile b/exercises/practice/prime-factors/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/protein-translation/Makefile b/exercises/practice/protein-translation/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/queen-attack/Makefile b/exercises/practice/queen-attack/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/raindrops/Makefile b/exercises/practice/raindrops/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/resistor-color-duo/Makefile b/exercises/practice/resistor-color-duo/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/resistor-color/Makefile b/exercises/practice/resistor-color/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/reverse-string/Makefile b/exercises/practice/reverse-string/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/rna-transcription/Makefile b/exercises/practice/rna-transcription/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/roman-numerals/Makefile b/exercises/practice/roman-numerals/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/rotational-cipher/Makefile b/exercises/practice/rotational-cipher/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/run-length-encoding/Makefile b/exercises/practice/run-length-encoding/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/space-age/Makefile b/exercises/practice/space-age/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/square-root/Makefile b/exercises/practice/square-root/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/triangle/Makefile b/exercises/practice/triangle/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings

diff --git a/exercises/practice/two-fer/Makefile b/exercises/practice/two-fer/Makefile
@@ -8,7 +8,7 @@ ifeq ($(shell uname -s),Darwin)
 ifeq ($(shell sysctl -n hw.optional.arm64 2>/dev/null),1)
 	ALL_CFLAGS = -target x86_64-apple-darwin
 endif
-	ALL_LDFLAGS = -Wl,-pie -Wl,-fatal_warnings
+	ALL_LDFLAGS = -Wl,-pie
 	ALL_ASFLAGS = -f macho64 --prefix _
 else
 	ALL_LDFLAGS = -pie -Wl,--fatal-warnings