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| author | Florian Weimer <fweimer@redhat.com> | 2020-11-09 11:31:04 +0100 |
|---|---|---|
| committer | Florian Weimer <fweimer@redhat.com> | 2020-11-09 11:31:04 +0100 |
| commit | 5edf3d9fd6efe06fda37b2a460e60690a90457a4 (patch) | |
| tree | 2814b0a5f6c1984cb6ca1a990fe27ee752d84d7a /sysdeps/aarch64 | |
| parent | dfe2e7a5627f2c7bdc298fc714dbf12f7666fa2a (diff) | |
| download | glibc-5edf3d9fd6efe06fda37b2a460e60690a90457a4.tar.gz glibc-5edf3d9fd6efe06fda37b2a460e60690a90457a4.tar.xz glibc-5edf3d9fd6efe06fda37b2a460e60690a90457a4.zip | |
aarch64: Add unwind information to _start (bug 26853)
This adds CFI directives which communicate that the stack ends with this function. Fixes bug 26853.
Diffstat (limited to 'sysdeps/aarch64')
| -rw-r--r-- | sysdeps/aarch64/start.S | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sysdeps/aarch64/start.S b/sysdeps/aarch64/start.S index 75393e1c18..108f602721 100644 --- a/sysdeps/aarch64/start.S +++ b/sysdeps/aarch64/start.S @@ -43,11 +43,9 @@ */ .text - .globl _start - .type _start,#function -_start: - BTI_C +ENTRY(_start) /* Create an initial frame with 0 LR and FP */ + cfi_undefined (x30) mov x29, #0 mov x30, #0 @@ -103,6 +101,7 @@ _start: __wrap_main: b main #endif +END(_start) /* Define a symbol for the first piece of initialized data. */ .data |