[Mesa-dev] [PATCH 36/88] glsl: don't crash when dumping shaders if some come from cache

[Timothy Arceri]

---
 src/mesa/drivers/dri/i965/brw_link.cpp | 6 +++++-
 src/mesa/main/shaderapi.c              | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_link.cpp 
b/src/mesa/drivers/dri/i965/brw_link.cpp
index f5dbfcf..e7d2106 100644
--- a/src/mesa/drivers/dri/i965/brw_link.cpp
+++ b/src/mesa/drivers/dri/i965/brw_link.cpp
@@ -188,7 +188,11 @@ process_glsl_ir(gl_shader_stage stage,
       fprintf(stderr, "GLSL IR for linked %s program %d:\n",
               _mesa_shader_stage_to_string(shader->Stage),
               shader_prog->Name);
-      _mesa_print_ir(stderr, shader->ir, NULL);
+      if (shader->ir) {
+         _mesa_print_ir(stderr, shader->ir, NULL);
+      } else {
+         fprintf(stderr, "No IR to print shader may be from cache\n");
+      }
       fprintf(stderr, "\n");
    }
 }
diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c
index 1aaa366..122bd27 100644
--- a/src/mesa/main/shaderapi.c
+++ b/src/mesa/main/shaderapi.c
@@ -1042,7 +1042,11 @@ _mesa_compile_shader(struct gl_context *ctx, struct 
gl_shader *sh)
       if (ctx->_Shader->Flags & GLSL_DUMP) {
          if (sh->CompileStatus) {
             _mesa_log("GLSL IR for shader %d:\n", sh->Name);
-            _mesa_print_ir(_mesa_get_log_file(), sh->ir, NULL);
+            if (sh->ir) {
+               _mesa_print_ir(_mesa_get_log_file(), sh->ir, NULL);
+            } else {
+               _mesa_log("No IR to print shader may be from cache\n");
+            }
             _mesa_log("\n\n");
          } else {
             _mesa_log("GLSL shader %d failed to compile.\n", sh->Name);
-- 
2.7.4

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