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r205846 - in /trunk: gcc/testsuite/ChangeLog gc...
- From: jsm28 at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Tue, 10 Dec 2013 01:23:38 -0000
- Subject: r205846 - in /trunk: gcc/testsuite/ChangeLog gc...
Author: jsm28
Date: Tue Dec 10 01:23:37 2013
New Revision: 205846
URL: http://gcc.gnu.org/viewcvs?rev=205846&root=gcc&view=rev
Log:
PR preprocessor/55715
libcpp:
* expr.c (num_binary_op): Implement subtraction directly rather
than with negation and falling through into addition case.
gcc/testsuite:
* gcc.dg/cpp/expr-overflow-1.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/cpp/expr-overflow-1.c
Modified:
trunk/gcc/testsuite/ChangeLog
trunk/libcpp/ChangeLog
trunk/libcpp/expr.c