[Patch]: aix/xcoff: add a check for invalid .stabx
Tristan Gingold
gingold@adacore.com
Tue Mar 29 12:36:00 GMT 2011
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Tue Mar 29 12:36:00 GMT 2011
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Hi, the following input: .csect .text[PR] .stabx "name___XR_R117b___XEXA:V322=&22",-1,133,0 crashes gas because this .stabx in not within .bs/.es Instead of crashing, this patch emits an error message. Ok for trunk ? Tristan. gas/ 2011-03-29 Tristan Gingold <gingold@adacore.com> * config/tc-ppc.c (ppc_stabx): Add a check. diff --git a/gas/config/tc-ppc.c b/gas/config/tc-ppc.c index 4396e14..1bbaa63 100644 --- a/gas/config/tc-ppc.c +++ b/gas/config/tc-ppc.c @@ -3749,6 +3749,9 @@ ppc_stabx (int ignore ATTRIBUTE_UNUSED) if (S_GET_STORAGE_CLASS (sym) == C_STSYM) { + if (ppc_current_block == NULL) + as_bad (_(".stabx of storage class stsym must be within .bs/.es")); + symbol_get_tc (sym)->within = ppc_current_block; /* In this case :
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