[Bug c/21536] [3.4/4.0/4.1 Regression] C99 array of variable length use causes segmentation fault

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-06-01 10:36 -------
Subject: Bug 21536

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-4_0-branch
Changes by:	jakub@gcc.gnu.org	2005-06-01 10:35:49

Modified files:
	gcc            : ChangeLog gimplify.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg: 20050527-1.c 

Log message:
	PR c/21536
	PR c/20760
	* gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
	on variable sizes types if a decl is a pointer to a VLA.
	(gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
	Call gimplify_type_sizes on aggregate fields.  Prevent infinite
	recursion.
	
	* gcc.dg/20050527-1.c: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.273&r2=2.7592.2.274
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/gimplify.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.113.2.4&r2=2.113.2.5
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.5084.2.216&r2=1.5084.2.217
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/20050527-1.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=NONE&r2=1.1.2.1



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21536