Using newlib produces a different codegen because the support for c99 differs (see libc_has_function hook).
gcc/testsuite/ChangeLog: * gcc.target/i386/pr106910-1.c: Disable for newlib. --- Tested on x86_64-linux and x86_64-elf. OK for master? gcc/testsuite/gcc.target/i386/pr106910-1.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gcc/testsuite/gcc.target/i386/pr106910-1.c b/gcc/testsuite/gcc.target/i386/pr106910-1.c index c7685a32183..00c93f444b6 100644 --- a/gcc/testsuite/gcc.target/i386/pr106910-1.c +++ b/gcc/testsuite/gcc.target/i386/pr106910-1.c @@ -1,4 +1,6 @@ + /* { dg-do compile { target { ! ia32 } } } */ +/* { dg-skip-if "newlib libc math causes different codegen" { newlib } } */ /* { dg-options "-msse4.1 -O2 -Ofast" } */ /* { dg-final { scan-assembler-times "roundps" 9 } } */ /* { dg-final { scan-assembler-times "cvtps2dq" 1 } } */ -- 2.42.0