| Index: src/google_breakpad/processor/stack_frame.h |
| =================================================================== |
| --- src/google_breakpad/processor/stack_frame.h (revision 1207) |
| +++ src/google_breakpad/processor/stack_frame.h (working copy) |
| @@ -45,12 +45,13 @@ |
| // stack scanning, it can wind up with dubious frames. |
| // In rough order of "trust metric". |
| enum FrameTrust { |
| - FRAME_TRUST_NONE, // Unknown |
| - FRAME_TRUST_SCAN, // Scanned the stack, found this |
| - FRAME_TRUST_CFI_SCAN, // Scanned the stack using call frame info, found this |
| - FRAME_TRUST_FP, // Derived from frame pointer |
| - FRAME_TRUST_CFI, // Derived from call frame info |
| - FRAME_TRUST_CONTEXT // Given as instruction pointer in a context |
| + FRAME_TRUST_NONE, // Unknown |
| + FRAME_TRUST_SCAN, // Scanned the stack, found this |
| + FRAME_TRUST_CFI_SCAN, // Found while scanning stack using call frame info |
| + FRAME_TRUST_FP, // Derived from frame pointer |
| + FRAME_TRUST_CFI, // Derived from call frame info |
| + FRAME_TRUST_PREWALKED, // Explicitly provided by some external stack walker. |
| + FRAME_TRUST_CONTEXT // Given as instruction pointer in a context |
| }; |
| StackFrame() |
| @@ -70,6 +71,8 @@ |
| switch (trust) { |
| case StackFrame::FRAME_TRUST_CONTEXT: |
| return "given as instruction pointer in context"; |
| + case StackFrame::FRAME_TRUST_PREWALKED: |
| + return "recovered by external stack walker"; |
| case StackFrame::FRAME_TRUST_CFI: |
| return "call frame info"; |
| case StackFrame::FRAME_TRUST_CFI_SCAN: |
