diff --git a/libcuda/cuda_runtime_api.cc b/libcuda/cuda_runtime_api.cc
index fd05f55..c6475c1 100644
--- a/libcuda/cuda_runtime_api.cc
+++ b/libcuda/cuda_runtime_api.cc
@@ -3595,7 +3595,10 @@ unsigned CUDARTAPI __cudaPushCallConfiguration(dim3 gridDim, dim3 blockDim,
   if (g_debug_execution >= 3) {
     announce_call(__my_func__);
   }
-  cudaConfigureCallInternal(gridDim, blockDim, sharedMem, stream);
+  // Must return: falling off the end of this non-void function is undefined
+  // behaviour (gcc 13 -O3 miscompiles it into a non-returning loop).
+  return (unsigned)cudaConfigureCallInternal(gridDim, blockDim, sharedMem,
+                                             stream);
 }
 
 cudaError_t CUDARTAPI __cudaPopCallConfiguration(dim3 *gridDim, dim3 *blockDim,
diff --git a/src/abstract_hardware_model.h b/src/abstract_hardware_model.h
index 49f3e9f..722dd15 100644
--- a/src/abstract_hardware_model.h
+++ b/src/abstract_hardware_model.h
@@ -486,6 +486,18 @@ struct cudaArray {
 
 // Struct that record other attributes in the textureReference declaration
 // - These attributes are passed thru __cudaRegisterTexture()
+#if defined(CUDART_VERSION) && CUDART_VERSION >= 12000
+// CUDA 12 removed the legacy cudaBindTexture/textureReference runtime API.
+// Provide a placeholder layout for the simulator's legacy texture path so
+// that host-side emulation code still compiles; CUDA 12 apps cannot call the
+// removed API, so this path is unreachable for them.
+struct textureReference {
+  int normalized;
+  int filterMode;
+  int addressMode[3];
+};
+#endif
+
 struct textureReferenceAttr {
   const struct textureReference *m_texref;
   int m_dim;
diff --git a/src/cuda-sim/Makefile b/src/cuda-sim/Makefile
index 85d1c8c..1a7454b 100644
--- a/src/cuda-sim/Makefile
+++ b/src/cuda-sim/Makefile
@@ -129,9 +129,9 @@ $(OUTPUT_DIR)/instructions.h: instructions.cc
 
 $(OUTPUT_DIR)/ptx_parser_decode.def: $(OUTPUT_DIR)/ptx.tab.c
 ifeq ($(shell uname),Linux)
-	cat $(OUTPUT_DIR)/ptx.tab.h | grep "=" | sed 's/^[ ]\+//' | sed 's/[=,]//g' | sed 's/\([_A-Z1-9]\+\)[ ]\+\([0-9]\+\)/\1 \1/' | sed 's/^/DEF(/' | sed 's/ /,"/' | sed 's/$$/")/' > $(OUTPUT_DIR)/ptx_parser_decode.def
+	cat $(OUTPUT_DIR)/ptx.tab.h | grep "=" | sed 's/^[ ]\+//' | sed 's/[=,]//g' | sed 's/"/\\"/g' | sed 's/\([_A-Z1-9]\+\)[ ]\+\([0-9]\+\)/\1 \1/' | sed 's/^/DEF(/' | sed 's/ /,"/' | sed 's/$$/")/' > $(OUTPUT_DIR)/ptx_parser_decode.def
 else
-	cat $(OUTPUT_DIR)/ptx.tab.h | grep "=" | sed -E 's/^ +//' | sed 's/[=,]//g' | sed -E 's/([_A-Z1-9]+).*/\1 \1/' | sed 's/^/DEF(/' | sed 's/ /,"/' | sed 's/$$/")/' > $(OUTPUT_DIR)/ptx_parser_decode.def
+	cat $(OUTPUT_DIR)/ptx.tab.h | grep "=" | sed -E 's/^ +//' | sed 's/[=,]//g' | sed 's/"/\\"/g' | sed -E 's/([_A-Z1-9]+).*/\1 \1/' | sed 's/^/DEF(/' | sed 's/ /,"/' | sed 's/$$/")/' > $(OUTPUT_DIR)/ptx_parser_decode.def
 endif
 
 $(OUTPUT_DIR)/instructions.o: $(OUTPUT_DIR)/instructions.h $(OUTPUT_DIR)/ptx.tab.c
diff --git a/src/cuda-sim/cuda-sim.cc b/src/cuda-sim/cuda-sim.cc
index 71f0703..084a889 100644
--- a/src/cuda-sim/cuda-sim.cc
+++ b/src/cuda-sim/cuda-sim.cc
@@ -128,7 +128,9 @@ void gpgpu_t::gpgpu_ptx_sim_bindNameToTexture(
   } else {
     const struct textureReference *tr = *m_NameToTextureRef[texname].begin();
     assert(tr != NULL);
+#if CUDART_VERSION < 12000
     // asserts that all texrefs in set have same fields
+    // (textureReference is opaque from CUDA 12 onward)
     assert(tr->normalized == texref->normalized &&
            tr->filterMode == texref->filterMode &&
            tr->addressMode[0] == texref->addressMode[0] &&
@@ -139,6 +141,7 @@ void gpgpu_t::gpgpu_ptx_sim_bindNameToTexture(
            tr->channelDesc.z == texref->channelDesc.z &&
            tr->channelDesc.w == texref->channelDesc.w &&
            tr->channelDesc.f == texref->channelDesc.f);
+#endif
   }
   m_NameToTextureRef[texname].insert(texref);
   m_TextureRefToName[texref] = texname;