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r194416 - in /branches/gcc-4_7-branch/gcc: cp/C...


Author: jakub
Date: Tue Dec 11 19:06:19 2012
New Revision: 194416

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=194416
Log:
	PR c++/55643
	* expr.c (mark_exp_read): Handle FLOAT_EXPR similarly to NOP_EXPR.

	* g++.dg/warn/Wunused-var-19.C: New test.

Added:
    branches/gcc-4_7-branch/gcc/testsuite/g++.dg/warn/Wunused-var-19.C
Modified:
    branches/gcc-4_7-branch/gcc/cp/ChangeLog
    branches/gcc-4_7-branch/gcc/cp/expr.c
    branches/gcc-4_7-branch/gcc/testsuite/ChangeLog


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