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| author | Cary Coutant <ccoutant@gmail.com> | 2016-12-01 19:00:30 -0800 |
|---|---|---|
| committer | Cary Coutant <ccoutant@gmail.com> | 2016-12-01 19:00:30 -0800 |
| commit | be2884c1ea9b96fdb04c6d244d9e7aa1b654a47a (patch) | |
| tree | 85a2f387e2bdd0d1fd36b6b2c9ce5b23882bce7f /gold/target.h | |
| parent | 376c3ecd17d0636bcf4e527c2e2ca2f94822fe64 (diff) | |
| download | gdb-be2884c1ea9b96fdb04c6d244d9e7aa1b654a47a.zip gdb-be2884c1ea9b96fdb04c6d244d9e7aa1b654a47a.tar.gz gdb-be2884c1ea9b96fdb04c6d244d9e7aa1b654a47a.tar.bz2 | |
Fix problem causing internal error when -z max-page-size is used.
If the default starting address is less than the new ABI page size,
we end up misaligning the file header, causing an internal error.
gold/
PR gold/20834
* target.h (Target::default_text_segment_address): Bump default
start address up to ABI page size.
Diffstat (limited to 'gold/target.h')
| -rw-r--r-- | gold/target.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/gold/target.h b/gold/target.h index 8e801e1..51402c2 100644 --- a/gold/target.h +++ b/gold/target.h @@ -119,9 +119,19 @@ class Target { return this->pti_->dynamic_linker; } // Return the default address to use for the text segment. + // If a -z max-page-size argument has set the ABI page size + // to a value larger than the default starting address, + // bump the starting address up to the page size, to avoid + // misaligning the text segment in the file. uint64_t default_text_segment_address() const - { return this->pti_->default_text_segment_address; } + { + uint64_t addr = this->pti_->default_text_segment_address; + uint64_t pagesize = this->abi_pagesize(); + if (addr < pagesize) + addr = pagesize; + return addr; + } // Return the ABI specified page size. uint64_t |