[PATCH] D116753: [Driver] Default to -fno-math-errno for musl too

[Fangrui Song via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG38449c98f3d3: [Driver] Default to -fno-math-errno for musl (authored by alxu, committed by MaskRay).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116753/new/

https://reviews.llvm.org/D116753

Files:
  clang/lib/Driver/ToolChains/Linux.cpp
  clang/test/Driver/fast-math.c


Index: clang/test/Driver/fast-math.c
===================================================================
--- clang/test/Driver/fast-math.c
+++ clang/test/Driver/fast-math.c
@@ -119,6 +119,8 @@
 // RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
 // RUN: %clang -### -target x86_64-linux-android -c %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
+// RUN: %clang -### -target x86_64-linux-musl -c %s 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
 // RUN: %clang -### -target amdgcn-amd-amdhsa -c %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
 // RUN: %clang -### -target amdgcn-amd-amdpal -c %s 2>&1 \
Index: clang/lib/Driver/ToolChains/Linux.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Linux.cpp
+++ clang/lib/Driver/ToolChains/Linux.cpp
@@ -687,7 +687,7 @@
 }
 
 bool Linux::IsMathErrnoDefault() const {
-  if (getTriple().isAndroid())
+  if (getTriple().isAndroid() || getTriple().isMusl())
     return false;
   return Generic_ELF::IsMathErrnoDefault();
 }


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