Make EXC_BAD_ACCESS / EXC_I386_GPFLT print nicely in the processor

src/processor/minidump_processor.cc

Index: src/processor/minidump_processor.cc
diff --git a/src/processor/minidump_processor.cc b/src/processor/minidump_processor.cc
index 914685602035d07139e32a679deb1cd9d68804a6..357ab9ef6a2d214bb9b84d009ec235fb63e6bad4 100644
--- a/src/processor/minidump_processor.cc
+++ b/src/processor/minidump_processor.cc
@@ -745,6 +745,19 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, uint64_t *address) {
                     BPLOG(INFO) << "Unknown exception reason " << reason;
                     break;
                 }
+              } else if (raw_system_info->processor_architecture ==
+                         MD_CPU_ARCHITECTURE_X86 ||
+                         raw_system_info->processor_architecture ==
+                         MD_CPU_ARCHITECTURE_AMD64) {
+                switch (exception_flags) {
+                  case MD_EXCEPTION_CODE_MAC_X86_GENERAL_PROTECTION_FAULT:
+                    reason.append("EXC_I386_GPFLT");
+                    break;
+                  default:
+                    reason.append(flags_string);
+                    BPLOG(INFO) << "Unknown exception reason " << reason;
+                    break;
+                }
               } else {
                 reason.append(flags_string);
                 BPLOG(INFO) << "Unknown exception reason " << reason;
@@ -795,6 +808,7 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, uint64_t *address) {
               }
               break;
             }
+            case MD_CPU_ARCHITECTURE_AMD64:
             case MD_CPU_ARCHITECTURE_X86: {
               switch (exception_flags) {
                 case MD_EXCEPTION_CODE_MAC_X86_INVALID_OPERATION:
@@ -810,7 +824,7 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, uint64_t *address) {
                   reason.append("EXC_STKFLT");
                   break;
                 case MD_EXCEPTION_CODE_MAC_X86_GENERAL_PROTECTION_FAULT:
-                  reason.append("EXC_GPFLT");
+                  reason.append("EXC_I386_GPFLT");
                   break;
                 case MD_EXCEPTION_CODE_MAC_X86_ALIGNMENT_FAULT:
                   reason.append("EXC_ALIGNFLT");
@@ -866,6 +880,7 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, uint64_t *address) {
               }
               break;
             }
+            case MD_CPU_ARCHITECTURE_AMD64:
             case MD_CPU_ARCHITECTURE_X86: {
               switch (exception_flags) {
                 case MD_EXCEPTION_CODE_MAC_X86_DIV:
@@ -966,6 +981,7 @@ string MinidumpProcessor::GetCrashReason(Minidump *dump, uint64_t *address) {
               }
               break;
             }
+            case MD_CPU_ARCHITECTURE_AMD64:
             case MD_CPU_ARCHITECTURE_X86: {
               switch (exception_flags) {
                 case MD_EXCEPTION_CODE_MAC_X86_SGL: