gcc/testsuite/gcc.dg/cpp/expr-overflow-1.c · 38943500babbfda935c1108a16ecbb03cb1a33e8 · lvzhengyang / riscv-gcc-1

re PR preprocessor/55715 (bogus overflow warning for #if A-B when A<0 & B==minimum integer) · 3a4efce7

	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.

From-SVN: r205846

committed Dec 10, 2013

3a4efce7

expr-overflow-1.c 649 Bytes