RISC-V: Supress warning for comparison of integer expressions of different signedness

gcc/ChangeLog:

	* config/riscv/bitmanip.md: Supress warning.

diff --git a/gcc/config/riscv/bitmanip.md b/gcc/config/riscv/bitmanip.md
index 6c1ccc6f8c5c7da36a51f264951f097bef40ee08..d1570ce8508c072941f9478fd82ac2e7201ab77e 100644 (file)
--- a/gcc/config/riscv/bitmanip.md
+++ b/gcc/config/riscv/bitmanip.md
@@ -102,7 +102,7 @@
 {
        unsigned HOST_WIDE_INT mask = UINTVAL (operands[3]);
        /* scale: shift within the sh[123]add.uw */
-       int scale = 32 - clz_hwi (mask);
+       unsigned HOST_WIDE_INT scale = 32 - clz_hwi (mask);
        /* bias:  pre-scale amount (i.e. the prior shift amount) */
        int bias = ctz_hwi (mask) - scale;