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| author | Richard Henderson <rth@cygnus.com> | 1998-12-01 03:56:06 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 1998-12-01 03:56:06 -0800 |
| commit | df3ba30ac3667b0ff00d7ae8aa29ffad2d1c68d4 (patch) | |
| tree | eace6c2506aaf94d7b8c54c76ed4db4214cfd54a | |
| parent | 78a2bc08568c524d51ef1ebd69e0fa0be4fcf216 (diff) | |
| download | gcc-df3ba30ac3667b0ff00d7ae8aa29ffad2d1c68d4.zip gcc-df3ba30ac3667b0ff00d7ae8aa29ffad2d1c68d4.tar.gz gcc-df3ba30ac3667b0ff00d7ae8aa29ffad2d1c68d4.tar.bz2 | |
* final.c (final_scan_insn): Abort if block_depth falls below 0.
From-SVN: r24030
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/final.c | 12 |
2 files changed, 11 insertions, 5 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1eb7c84..ac20dac 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +Tue Dec 1 11:55:04 1998 Richard Henderson <rth@cygnus.com> + + * final.c (final_scan_insn): Abort if block_depth falls below 0. + Tue Dec 1 10:23:16 1998 Nick Clifton <nickc@cygnus.com> * config/arm/t-arm-elf (LIBGCC2_CFLAGS): Define inhibit_libc. diff --git a/gcc/final.c b/gcc/final.c index be6f331..5bcfd6b 100644 --- a/gcc/final.c +++ b/gcc/final.c @@ -2184,28 +2184,30 @@ final_scan_insn (insn, file, optimize, prescan, nopeepholes) PENDING_BLOCKS and output debugging info based on that. */ --block_depth; + if (block_depth < 0) + abort (); #ifdef XCOFF_DEBUGGING_INFO - if (write_symbols == XCOFF_DEBUG && block_depth >= 0) + if (write_symbols == XCOFF_DEBUG) xcoffout_end_block (file, high_block_linenum, pending_blocks[block_depth]); #endif #ifdef DBX_DEBUGGING_INFO - if (write_symbols == DBX_DEBUG && block_depth >= 0) + if (write_symbols == DBX_DEBUG) ASM_OUTPUT_INTERNAL_LABEL (file, "LBE", pending_blocks[block_depth]); #endif #ifdef SDB_DEBUGGING_INFO - if (write_symbols == SDB_DEBUG && block_depth >= 0) + if (write_symbols == SDB_DEBUG) sdbout_end_block (file, high_block_linenum, pending_blocks[block_depth]); #endif #ifdef DWARF_DEBUGGING_INFO - if (write_symbols == DWARF_DEBUG && block_depth >= 0) + if (write_symbols == DWARF_DEBUG) dwarfout_end_block (pending_blocks[block_depth]); #endif #ifdef DWARF2_DEBUGGING_INFO - if (write_symbols == DWARF2_DEBUG && block_depth >= 0) + if (write_symbols == DWARF2_DEBUG) dwarf2out_end_block (pending_blocks[block_depth]); #endif } |