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authorEric Anholt <[email protected]>2018-02-10 10:24:14 +0000
committerEric Anholt <[email protected]>2018-02-12 20:48:18 +0000
commit7a83be4b28953c9dfc609ad084f57e671310661a (patch)
tree98c1aba062685702e98348805c32b2b4c6f7615b /src
parentbd87bd178ce59b46a875f4bb0aa2332ea03bb735 (diff)
gallium/llvmpipe: Fix compiler warnings about ddx/ddy/ddmax.
My gcc doesn't figure out that dims >= 1 (seems reasonable), and doesn't notice that ddmax is used from the same no_rho_opt as its initialization. Reviewed-by: Roland Scheidegger <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/auxiliary/gallivm/lp_bld_sample.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/gallivm/lp_bld_sample.c b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
index db3d9d65c9c..ab9d051c911 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_sample.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_sample.c
@@ -275,7 +275,7 @@ lp_build_rho(struct lp_build_sample_context *bld,
rho = lp_build_mul(rho_bld, cubesize, rho);
}
else if (derivs) {
- LLVMValueRef ddmax[3], ddx[3], ddy[3];
+ LLVMValueRef ddmax[3] = { NULL }, ddx[3] = { NULL }, ddy[3] = { NULL };
for (i = 0; i < dims; i++) {
LLVMValueRef floatdim;
LLVMValueRef indexi = lp_build_const_int32(gallivm, i);