gcc/c-family · b02520e94037d26226a0d8da3c577e6ff6d4ffb7 · lvzhengyang / riscv-gcc-1

re PR c++/55095 (Wshift-overflow) · b893e375

	PR c++/55095
	* c-common.c (maybe_warn_shift_overflow): Properly handle
	left-shifting 1 into the sign bit.

	* c-c++-common/Wshift-overflow-6.c: New test.
	* c-c++-common/Wshift-overflow-7.c: New test.
	* g++.dg/cpp1y/left-shift-2.C: New test.

From-SVN: r226826

committed Aug 12, 2015

b893e375

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