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-rw-r--r--src/glsl/ir_constant_expression.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index aa53d8d186..641589ed07 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -812,7 +812,7 @@ ir_call::constant_expression_value()
} else if (strcmp(callee, "atan") == 0) {
return NULL; /* FINISHME: implement this */
} else if (strcmp(callee, "dFdx") == 0 || strcmp(callee, "dFdy") == 0) {
- return NULL; /* FINISHME: implement this */
+ return ir_constant::zero(mem_ctx, this->type);
} else if (strcmp(callee, "ceil") == 0) {
return NULL; /* FINISHME: implement this */
} else if (strcmp(callee, "clamp") == 0) {
@@ -842,7 +842,7 @@ ir_call::constant_expression_value()
} else if (strcmp(callee, "fract") == 0) {
return NULL; /* FINISHME: implement this */
} else if (strcmp(callee, "fwidth") == 0) {
- return NULL; /* FINISHME: implement this */
+ return ir_constant::zero(mem_ctx, this->type);
} else if (strcmp(callee, "greaterThan") == 0) {
return NULL; /* FINISHME: implement this */
} else if (strcmp(callee, "greaterThanEqual") == 0) {