tests/tcg: enable -fwrapv for test-i386-bmi

We allow things like:

  tests/tcg/i386/test-i386-bmi2.c:124:35: warning: shifting a negative signed value is undefined [-Wshift-negative-value]
      assert(result == (mask & ~(-1 << 30)));

in the main code, so allow it for the test.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20250304222439.2035603-17-alex.bennee@linaro.org>

diff --git a/tests/tcg/i386/Makefile.target b/tests/tcg/i386/Makefile.target
index bbe2c44b2a79e0727ce0ff2013ed48ed7b8041e4..f1df40411b09d348f5c77f3c6737920598d95215 100644 (file)
--- a/tests/tcg/i386/Makefile.target
+++ b/tests/tcg/i386/Makefile.target
@@ -22,7 +22,7 @@ run-test-i386-sse-exceptions: QEMU_OPTS += -cpu max
 test-i386-pcmpistri: CFLAGS += -msse4.2
 run-test-i386-pcmpistri: QEMU_OPTS += -cpu max
 
-test-i386-bmi2: CFLAGS=-O2
+test-i386-bmi2: CFLAGS=-O2 -fwrapv
 run-test-i386-bmi2: QEMU_OPTS += -cpu max
 
 test-i386-adcox: CFLAGS=-O2