Add troubleshooting section to PGO chapter in rustc book. #65402
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rust-highfive added the S-waiting-on-review 
michaelwoerister added beta-nominated | @bors rollup |
| @bors: r+ |
| 📌 Commit f81b154 has been approved by |
bors added S-waiting-on-bors Centril added a commit to Centril/rust that referenced this pull request Oct 15, 2019
…g-docs, r=alexcrichton Add troubleshooting section to PGO chapter in rustc book. - Adds a note about using `-pgo-warn-missing-function` in order to spot mistakes in PGO setup. - Mentions cargo symbol name issue fixed in 1.39. Nominating for backport. r? @alexcrichton
Centril added a commit to Centril/rust that referenced this pull request Oct 15, 2019
…g-docs, r=alexcrichton Add troubleshooting section to PGO chapter in rustc book. - Adds a note about using `-pgo-warn-missing-function` in order to spot mistakes in PGO setup. - Mentions cargo symbol name issue fixed in 1.39. Nominating for backport. r? @alexcrichton
tmandry added a commit to tmandry/rust that referenced this pull request Oct 15, 2019
…g-docs, r=alexcrichton Add troubleshooting section to PGO chapter in rustc book. - Adds a note about using `-pgo-warn-missing-function` in order to spot mistakes in PGO setup. - Mentions cargo symbol name issue fixed in 1.39. Nominating for backport. r? @alexcrichton
bors added a commit that referenced this pull request Oct 15, 2019
Rollup of 14 pull requests Successful merges: - #64603 (Reducing spurious unused lifetime warnings.) - #64623 (Remove last uses of gensyms) - #65235 (don't assume we can *always* find a return type hint in async fn) - #65242 (Fix suggestion to constrain trait for method to be found) - #65265 (Cleanup librustc mir err codes) - #65293 (Optimize `try_expand_impl_trait_type`) - #65307 (Try fix incorrect "explicit lifetime name needed") - #65308 (Add long error explanation for E0574) - #65353 (save-analysis: Don't ICE when resolving qualified type paths in struct members) - #65389 (Return `false` from `needs_drop` for all zero-sized arrays.) - #65402 (Add troubleshooting section to PGO chapter in rustc book.) - #65425 (Optimize `BitIter`) - #65438 (Organize `never_type` tests) - #65444 (Implement AsRef<[T]> for List<T>) Failed merges: - #65390 (Add long error explanation for E0576) r? @ghost
| Discussed at T-compiler meeting. Accepted for beta backport. |
pnkfelix added the beta-accepted 
Mark-Simulacrum removed the beta-nominated bors added a commit that referenced this pull request Oct 24, 2019
[beta] backport rollup This includes a bunch of PRs: * Fix redundant semicolon lint interaction with proc macro attributes #64387 * Upgrade async/await to "used" keywords. #64875 * syntax: fix dropping of attribute on first param of non-method assocated fn #64894 * async/await: improve not-send errors #64895 * Silence unreachable code lint from await desugaring #64930 * Always mark rust and rust-call abi's as unwind #65020 * Account for macro invocation in `let mut $pat` diagnostic. #65123 * Ensure that associated `async fn`s have unique fresh param names #65142 * Add troubleshooting section to PGO chapter in rustc book. #65402 * Upgrade GCC to 8.3.0, glibc to 1.17.0 and crosstool-ng to 1.24.0 for dist-armv7-linux #65302 * Optimize `try_expand_impl_trait_type` #65293 * use precalculated dominators in explain_borrow #65172 * Fix ICE #64964 #64989
bors added a commit that referenced this pull request Oct 26, 2019
[beta] backport rollup This includes a bunch of PRs: * Fix redundant semicolon lint interaction with proc macro attributes #64387 * Upgrade async/await to "used" keywords. #64875 * syntax: fix dropping of attribute on first param of non-method assocated fn #64894 * async/await: improve not-send errors #64895 * Silence unreachable code lint from await desugaring #64930 * Always mark rust and rust-call abi's as unwind #65020 * Account for macro invocation in `let mut $pat` diagnostic. #65123 * Ensure that associated `async fn`s have unique fresh param names #65142 * Add troubleshooting section to PGO chapter in rustc book. #65402 * Upgrade GCC to 8.3.0, glibc to 1.17.0 and crosstool-ng to 1.24.0 for dist-armv7-linux #65302 * Optimize `try_expand_impl_trait_type` #65293 * use precalculated dominators in explain_borrow #65172 * Fix ICE #64964 #64989 * [beta] Revert "Auto merge of #62948 - matklad:failable-file-loading, r=petro… #65273 * save-analysis: Don't ICE when resolving qualified type paths in struct members #65353 * save-analysis: Nest tables when processing impl block definitions #65511 * Avoid ICE when checking `Destination` of `break` inside a closure #65518 * Avoid ICE when adjusting bad self ty #65755 * workaround msys2 bug #65762
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-pgo-warn-missing-functionin order to spot mistakes in PGO setup.Nominating for backport.
r? @alexcrichton