[PATCH] D106193: [CSSPGO] Turn on unique linkage name by default for pseudo probe.
    Wenlei He via Phabricator via cfe-commits 
    cfe-commits at lists.llvm.org
       
    Fri Jul 16 14:39:05 PDT 2021
    
    
  
wenlei added inline comments.
================
Comment at: clang/test/Driver/pseudo-probe.c:4
 // RUN: %clang -### -fpseudo-probe-for-profiling -fdebug-info-for-profiling %s 2>&1 | FileCheck %s --check-prefix=CONFLICT
+// RUN: %clang -### -fpseudo-probe-for-profiling -funique-internal-linkage-names %s 2>&1 | FileCheck %s --check-prefix=YESPROBE
+// RUN: %clang -### -fpseudo-probe-for-profiling -fno-unique-internal-linkage-names %s 2>&1 | FileCheck %s --check-prefix=NONAME
----------------
hoy wrote:
> wenlei wrote:
> > how do we test unique linkage name is implied with probe on?
> These two test lines below corresponding to line 1 in the test, which show that -funique-internal-linkage-names is passed to cc1.
> 
> ```
> 
> // YESPROBE: -fpseudo-probe-for-profiling
> // YESPROBE: -funique-internal-linkage-names
> ```
> 
> The change being made here is a driver change, so a driver test should be good.
The change is about making `-funique-internal-linkage-names` implied, but the test specified that switch explicitly. I was asking how to test the "implicit" part? Not sure what line 4 is testing wrt to this change. 
Repository:
  rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D106193/new/
https://reviews.llvm.org/D106193
    
    
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