4 files changed, 4 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_vs.c b/src/gallium/drivers/r300/r300_vs.c
index add3d552c45..22c94adbda0 100644
--- a/src/gallium/drivers/r300/r300_vs.c
+++ b/src/gallium/drivers/r300/r300_vs.c
@@ -199,6 +199,7 @@ void r300_translate_vertex_shader(struct r300_context *r300,
     unsigned i;
 
     /* Setup the compiler */
+    memset(&compiler, 0, sizeof(compiler));
     rc_init(&compiler.Base);
 
     compiler.Base.Debug = DBG_ON(r300, DBG_VP);
diff --git a/src/mesa/drivers/dri/r300/r300_blit.c b/src/mesa/drivers/dri/r300/r300_blit.c
index 5f261e07e62..74aef765e30 100644
--- a/src/mesa/drivers/dri/r300/r300_blit.c
+++ b/src/mesa/drivers/dri/r300/r300_blit.c
@@ -56,6 +56,7 @@ static void create_vertex_program(struct r300_context *r300)
     struct r300_vertex_program_compiler compiler;
     struct rc_instruction *inst;
 
+    memset(&compiler, 0, sizeof(compiler));
     rc_init(&compiler.Base);
 
     inst = rc_insert_new_instruction(&compiler.Base, compiler.Base.Program.Instructions.Prev);
diff --git a/src/mesa/drivers/dri/r300/r300_fragprog_common.c b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
index d0006d6c3c2..4af91f114d5 100644
--- a/src/mesa/drivers/dri/r300/r300_fragprog_common.c
+++ b/src/mesa/drivers/dri/r300/r300_fragprog_common.c
@@ -213,6 +213,7 @@ static void translate_fragment_program(GLcontext *ctx, struct r300_fragment_prog
 	r300ContextPtr r300 = R300_CONTEXT(ctx);
 	struct r300_fragment_program_compiler compiler;
 
+        memset(&compiler, 0, sizeof(compiler));
 	rc_init(&compiler.Base);
 	compiler.Base.Debug = (RADEON_DEBUG & RADEON_PIXEL) ? GL_TRUE : GL_FALSE;
 
diff --git a/src/mesa/drivers/dri/r300/r300_vertprog.c b/src/mesa/drivers/dri/r300/r300_vertprog.c
index 4a3bbdb44d1..a1601280911 100644
--- a/src/mesa/drivers/dri/r300/r300_vertprog.c
+++ b/src/mesa/drivers/dri/r300/r300_vertprog.c
@@ -238,6 +238,7 @@ static struct r300_vertex_program *build_program(GLcontext *ctx,
 	vp->Base = _mesa_clone_vertex_program(ctx, mesa_vp);
 	memcpy(&vp->key, wanted_key, sizeof(vp->key));
 
+        memset(&compiler, 0, sizeof(compiler));
 	rc_init(&compiler.Base);
 	compiler.Base.Debug = (RADEON_DEBUG & RADEON_VERTS) ? GL_TRUE : GL_FALSE;