[Issue 19302] New: statement not reachable in std.regex.internal.parser.Parser.parseAtom, only in -inline -profile builds

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=19302

          Issue ID: 19302
           Summary: statement not reachable in
                    std.regex.internal.parser.Parser.parseAtom, only in
                    -inline -profile builds
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: phobos
          Assignee: nobody at puremagic.com
          Reporter: john.loughran.colvin at gmail.com

// test.d
import std.regex;
regex();

> dmd test.d -inline -profile -w
phobos\std\regex\internal\parser.d(845): Warning: statement is not reachable

It's trivial to fix this bug (just remove the offending "break" in
std.regex.internal.parser.Parser.parseAtom), but I'm more interested in why on
earth it only occurs with -inline -profile ??

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