Use -fno-math-errno by default, and remove the IsMathErrnoDefault
targethook, which is no longer being used. This fixes PR5971.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@92987 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/unused-expr.c b/test/Sema/unused-expr.c
index f5c64e6..68503bd 100644
--- a/test/Sema/unused-expr.c
+++ b/test/Sema/unused-expr.c
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -fsyntax-only -verify -fno-math-errno %s
+// RUN: %clang_cc1 -fsyntax-only -verify %s
int foo(int X, int Y);
-double sqrt(double X); // implicitly const because of -fno-math-errno!
+double sqrt(double X); // implicitly const because of no -fmath-errno!
void bar(volatile int *VP, int *P, int A,
_Complex double C, volatile _Complex double VC) {
@@ -24,7 +24,7 @@
__real__ C; // expected-warning {{expression result unused}}
__real__ VC;
- // We know this can't change errno because of -fno-math-errno.
+ // We know this can't change errno because of no -fmath-errno.
sqrt(A); // expected-warning {{ignoring return value of function declared with const attribute}}
}