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digitalmars.D.bugs - [Issue 17779] New: [REG2.075.0] Link failure (undefined references)

https://issues.dlang.org/show_bug.cgi?id=17779

          Issue ID: 17779
           Summary: [REG2.075.0] Link failure (undefined references) with
                    std.regex and std.conv
           Product: D
           Version: D2
          Hardware: All
                OS: Linux
            Status: NEW
          Keywords: link-failure, rejects-valid
          Severity: regression
          Priority: P1
         Component: dmd
          Assignee: nobody puremagic.com
          Reporter: dlang-bugzilla thecybershadow.net

//////////// test.d ///////////
import std.conv;
import std.regex;

void fun(string s = text(0)) {}
enum foo = regex(``);

void main() {}
///////////////////////////////

dmd test.d

produces:

test.o: In function
`_D3std4conv17__T6toImplTAyaTiZ6toImplFNaNbNeikE3std5ascii10LetterCaseZAya':
test.d:(.text._D3std4conv17__T6toImplTAyaTiZ6toImplFNaNbNeikE3std5ascii10LetterCaseZAya[_D3std4conv17__T6toImplTAyaTiZ6toImplFNaNbNeikE3std5ascii10LetterCaseZAya]+0x5e):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result'
test.o: In function
`_D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa':
test.d:(.text._D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa[_D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa]+0xd):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result6lengthMFNaNbNdNiNfZm'
test.d:(.text._D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa[_D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa]+0x4f):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result5emptyMFNaNbNdNiNfZb'
test.d:(.text._D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa[_D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa]+0x5c):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result5frontMFNaNbNdNiNfZa'
test.d:(.text._D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa[_D3std5array96__T5arrayTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ5arrayFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZAa]+0x9f):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result8popFrontMFNaNbNiNfZv'
test.o: In function
`_D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya':
test.d:(.text._D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya[_D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya]+0xb9):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result'
test.d:(.text._D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya[_D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya]+0xd1):
undefined reference to
`_D3std5array17__T8AppenderTAyaZ8Appender94__T3putTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ3putMFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZv'
test.d:(.text._D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya[_D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya]+0x114):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result'
test.d:(.text._D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya[_D3std4conv110__T8textImplTAyaTAyaTPvTAyaTiTAyaTiTAyaTaTAyaThTAyaThTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTbTAyaTAxaTAyaTAxaTAyaZ8textImplFNaNfAyaPvAyaiAyaiAyaaAyahAyahAyabAyabAyabAyabAyabAyabAyaAxaAyaAxaAyaZAya]+0x12c):
undefined reference to
`_D3std5array17__T8AppenderTAyaZ8Appender94__T3putTS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZ3putMFNaNbNfS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6ResultZv'
test.o: In function
`_D3std4conv17__T6toImplTAyaThZ6toImplFNaNbNehkE3std5ascii10LetterCaseZAya':
test.d:(.text._D3std4conv17__T6toImplTAyaThZ6toImplFNaNbNehkE3std5ascii10LetterCaseZAya[_D3std4conv17__T6toImplTAyaThZ6toImplFNaNbNehkE3std5ascii10LetterCaseZAya]+0x60):
undefined reference to
`_D3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZS3std4conv47__T7toCharsVii10TaVE3std5ascii10LetterCasei1TiZ7toCharsFNaNbNiNfiZ6Result'
collect2: error: ld returned 1 exit status
Error: linker exited with status 1

Introduced by https://github.com/dlang/phobos/pull/5352.

--
Aug 26