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gcc41
pr29558.patch
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File pr29558.patch of Package gcc41
Subject: Bug 29558 Author: rth Date: Mon Feb 19 16:21:59 2007 New Revision: 122131 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122131 Log: PR debug/29558 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P in memory. Added: trunk/gcc/testsuite/gcc.dg/debug/pr29558.c Modified: trunk/gcc/ChangeLog trunk/gcc/var-tracking.c Index: gcc/var-tracking.c =================================================================== --- gcc/var-tracking.c.orig 2009-11-20 13:41:33.000000000 +0100 +++ gcc/var-tracking.c 2009-11-20 13:41:46.000000000 +0100 @@ -1529,7 +1529,8 @@ track_expr_p (tree expr) if (MEM_P (decl_rtl)) { /* Do not track structures and arrays. */ - if (GET_MODE (decl_rtl) == BLKmode) + if (GET_MODE (decl_rtl) == BLKmode + || AGGREGATE_TYPE_P (TREE_TYPE (realdecl))) return 0; if (MEM_SIZE (decl_rtl) && INTVAL (MEM_SIZE (decl_rtl)) > MAX_VAR_PARTS) Index: gcc/testsuite/gcc.dg/debug/pr29558.c =================================================================== --- /dev/null 1970-01-01 00:00:00.000000000 +0000 +++ gcc/testsuite/gcc.dg/debug/pr29558.c 2009-11-20 13:41:46.000000000 +0100 @@ -0,0 +1,30 @@ +/* { dg-do compile } */ + +void stpi_unpack_16_1(int length, unsigned char *out, unsigned char bit) +{ + unsigned char tempin; + unsigned char temp[16]; + for (bit = 128; length > 0; length--) { + if (tempin & 128) + temp[0] |= bit; + else + { + *out++ = temp[1]; + *out++ = temp[2]; + *out++ = temp[3]; + *out++ = temp[4]; + *out++ = temp[5]; + *out++ = temp[6]; + *out++ = temp[7]; + *out++ = temp[9]; + *out++ = temp[10]; + *out++ = temp[11]; + *out++ = temp[12]; + *out++ = temp[13]; + *out++ = temp[14]; + *out++ = temp[15]; + __builtin_memset (temp, 0, 16); + } + } +} +
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