[Bug debug/40521] [4.4/4.5 Regression] -g causes GCC to generate .eh_frame

[jakub at gcc dot gnu dot org]

------- Comment #6 from jakub at gcc dot gnu dot org  2009-10-02 18:52 -------
Subject: Bug 40521

Author: jakub
Date: Fri Oct  2 18:52:15 2009
New Revision: 152414

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152414
Log:
        PR debug/40521
        * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
        * configure: Regenerated.
        * config.in: Regenerated.
        * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
        !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
        (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
        not emitting .eh_frame, emit .cfi_sections .debug_frame
        directive.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config.in
    trunk/gcc/configure
    trunk/gcc/configure.ac
    trunk/gcc/dwarf2out.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40521