hit a comptime limitation with computing dense sets

3 files changed, 10 insertions, 2 deletions

diff --git a/src/all_types.hpp b/src/all_types.hpp
index df52c29a4e..fae7dae077 100644
--- a/src/all_types.hpp
+++ b/src/all_types.hpp
@@ -2144,6 +2144,7 @@ struct CodeGen {
     bool verbose_llvm_ir;
     bool verbose_cimport;
     bool verbose_cc;
+    bool verbose_llvm_cpu_features;
     bool error_during_imports;
     bool generate_error_name_table;
     bool enable_cache; // mutually exclusive with output_dir
diff --git a/src/codegen.cpp b/src/codegen.cpp
index ffdf0e5bb0..f7cfc95b3a 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -8802,8 +8802,10 @@ static void init(CodeGen *g) {
         target_specific_cpu_args = stage2_cpu_features_get_llvm_cpu(g->zig_target->cpu_features);
         target_specific_features = stage2_cpu_features_get_llvm_features(g->zig_target->cpu_features);
     }
-    //fprintf(stderr, "name=%s target_specific_cpu_args=%s\n", buf_ptr(g->root_out_name), target_specific_cpu_args);
-    //fprintf(stderr, "name=%s target_specific_features=%s\n", buf_ptr(g->root_out_name), target_specific_features);
+    if (g->verbose_llvm_cpu_features) {
+        fprintf(stderr, "name=%s target_specific_cpu_args=%s\n", buf_ptr(g->root_out_name), target_specific_cpu_args);
+        fprintf(stderr, "name=%s target_specific_features=%s\n", buf_ptr(g->root_out_name), target_specific_features);
+    }
     
     g->target_machine = ZigLLVMCreateTargetMachine(target_ref, buf_ptr(&g->llvm_triple_str),
             target_specific_cpu_args, target_specific_features, opt_level, reloc_mode,
diff --git a/src/main.cpp b/src/main.cpp
index d12ae850fa..bc181f3d5d 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -93,6 +93,7 @@ static int print_full_usage(const char *arg0, FILE *file, int return_code) {
         "  --verbose-llvm-ir            enable compiler debug output for LLVM IR\n"
         "  --verbose-cimport            enable compiler debug output for C imports\n"
         "  --verbose-cc                 enable compiler debug output for C compilation\n"
+        "  --verbose-llvm-cpu-features  enable compiler debug output for LLVM CPU features\n"
         "  -dirafter [dir]              add directory to AFTER include search path\n"
         "  -isystem [dir]               add directory to SYSTEM include search path\n"
         "  -I[dir]                      add directory to include search path\n"
@@ -398,6 +399,7 @@ int main(int argc, char **argv) {
     bool verbose_llvm_ir = false;
     bool verbose_cimport = false;
     bool verbose_cc = false;
+    bool verbose_llvm_cpu_features = false;
     bool link_eh_frame_hdr = false;
     ErrColor color = ErrColorAuto;
     CacheOpt enable_cache = CacheOptAuto;
@@ -614,6 +616,8 @@ int main(int argc, char **argv) {
                 verbose_cimport = true;
             } else if (strcmp(arg, "--verbose-cc") == 0) {
                 verbose_cc = true;
+            } else if (strcmp(arg, "--verbose-llvm-cpu-features") == 0) {
+                verbose_llvm_cpu_features = true;
             } else if (strcmp(arg, "-rdynamic") == 0) {
                 rdynamic = true;
             } else if (strcmp(arg, "--each-lib-rpath") == 0) {
@@ -1184,6 +1188,7 @@ int main(int argc, char **argv) {
             g->verbose_llvm_ir = verbose_llvm_ir;
             g->verbose_cimport = verbose_cimport;
             g->verbose_cc = verbose_cc;
+            g->verbose_llvm_cpu_features = verbose_llvm_cpu_features;
             g->output_dir = output_dir;
             g->disable_gen_h = disable_gen_h;
             g->bundle_compiler_rt = bundle_compiler_rt;