Hi David, On 2 November 2016 at 16:41, David Edelsohn <dje....@gmail.com> wrote: > This revised patch makes two changes: > > 1) Fix typo in configure.ac > 2) Add AIX visibility support for ASM_WEAKEN_DECL, which does touch > the same code as Linux. > > The AIX "weak" support fixes a large number of C++ visibility testcases. > > Bootstrapped on powerpc-ibm-aix7.2.0.0. > > * configure.ac (.hidden): Change to conftest_s string. Provide string > for AIX assembler. > (gcc_cv_ld_hidden): Yes for AIX. > * configure: Regenerate. > > * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF). > > * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare > (rs6000_xcoff_asm_output_aligned_decl_common): Declare. > * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define. > (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. > (ASM_OUTPUT_ALIGNED_COMMON): Delete. > * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename > from #if to if. > (rs6000_xcoff_visibility): New. > (rs6000_xcoff_declare_function_name): Add visibility support. > (rs6000_xcoff_asm_globalize_decl_name): New. > (rs6000_xcoff_asm_output_aligned_decl_common): New. > (rs6000_asm_weaken_decl): New. > (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF. > config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to > reference function. > > dwarf2asm.c okay? > > Any comments on ASM_WEAKEN_DECL change? > > Thanks, David
It seems this commit (r241930) is causing a regression on aarch64: FAIL: g++.dg/torture/pr60750.C -O2 -flto -fno-use-linker-plugin -flto-partition=none execution test Christophe
