diff --git a/gcc/config/i386/i386.h b/gcc/config/i386/i386.h index b37d4a9966a9d4ba11950c591e4c746118e2c66c..0d28e57f8f2aec0a0d2313aa3d940c284626b682 100644 --- a/gcc/config/i386/i386.h +++ b/gcc/config/i386/i386.h @@ -2848,6 +2848,12 @@ extern enum attr_cpu ix86_schedule; #define NUM_X86_64_MS_CLOBBERED_REGS 12 #endif +/* __builtin_eh_return can't handle stack realignment, so restrict to + general regs in 32-bit libgcc functions that call it. */ +#ifndef __x86_64__ +#define LIBGCC2_UNWIND_ATTRIBUTE __attribute__((target ("general-regs-only"))) +#endif + /* Local variables: version-control: t