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| author | Alexandre Oliva <aoliva@redhat.com> | 2008-12-10 17:31:07 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2008-12-10 17:31:07 +0000 |
| commit | db89a3be51359d6fec17fbbfba81a166440623fb (patch) | |
| tree | 031df0cf1ce30d17e5c1252ae913a706c0218960 /gcc | |
| parent | aee91ff0bdb624e4a90149b035413be2cd1d6db9 (diff) | |
| download | gcc-db89a3be51359d6fec17fbbfba81a166440623fb.zip gcc-db89a3be51359d6fec17fbbfba81a166440623fb.tar.gz gcc-db89a3be51359d6fec17fbbfba81a166440623fb.tar.bz2 | |
re PR target/37033 (Revision 138733 breaks -g vs -g0 for PCH)
gcc/ChangeLog:
PR target/37033
* dwarf2out.c (saved_do_cfi_asm): New.
(dwarf2out_do_frame): Take it into account.
(dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
libcpp/ChangeLog:
PR target/37033
* pch.c (cpp_valid_state): Improve message for poisoned symbols.
Allow for differences in __GCC_HAVE_DWARF2_CFI_ASM.
From-SVN: r142652
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 8 |
2 files changed, 13 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a32639e..2a1d73f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,12 @@ 2008-12-10 Alexandre Oliva <aoliva@redhat.com> + PR target/37033 + * dwarf2out.c (saved_do_cfi_asm): New. + (dwarf2out_do_frame): Take it into account. + (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate. + +2008-12-10 Alexandre Oliva <aoliva@redhat.com> + PR middle-end/38271 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for variables initialized from SRAed bit fields. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index 68d0ee8..669948b 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -110,6 +110,9 @@ static void dwarf2out_source_line (unsigned int, const char *); #define DWARF2_FRAME_REG_OUT(REGNO, FOR_EH) (REGNO) #endif +/* Save the result of dwarf2out_do_frame across PCH. */ +static GTY(()) bool saved_do_cfi_asm = 0; + /* Decide whether we want to emit frame unwind information for the current translation unit. */ @@ -121,7 +124,7 @@ dwarf2out_do_frame (void) we're not going to output frame or unwind info. */ return (write_symbols == DWARF2_DEBUG || write_symbols == VMS_AND_DWARF2_DEBUG - || DWARF2_FRAME_INFO + || DWARF2_FRAME_INFO || saved_do_cfi_asm #ifdef DWARF2_UNWIND_INFO || (DWARF2_UNWIND_INFO && (flag_unwind_tables @@ -142,7 +145,7 @@ dwarf2out_do_cfi_asm (void) #endif if (!flag_dwarf2_cfi_asm || !dwarf2out_do_frame ()) return false; - if (!eh_personality_libfunc) + if (saved_do_cfi_asm || !eh_personality_libfunc) return true; if (!HAVE_GAS_CFI_PERSONALITY_DIRECTIVE) return false; @@ -156,6 +159,7 @@ dwarf2out_do_cfi_asm (void) if ((enc & 0x70) != 0 && (enc & 0x70) != DW_EH_PE_pcrel) return false; + saved_do_cfi_asm = true; return true; } |