1; RUN: llc < %s 2target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8" 3target triple = "msp430-elf" 4 5%struct.httpd_fs_file = type { i8*, i16 } 6%struct.psock = type { %struct.pt, %struct.pt, i8*, i8*, i8*, i16, i16, %struct.httpd_fs_file, i16, i8, i8 } 7%struct.pt = type { i16 } 8 9@foo = external global i8* 10 11define signext i8 @psock_readto(%struct.psock* nocapture %psock, i8 zeroext %c) nounwind { 12entry: 13 switch i16 undef, label %sw.epilog [ 14 i16 0, label %sw.bb 15 i16 283, label %if.else.i 16 ] 17 18sw.bb: ; preds = %entry 19 br label %do.body 20 21do.body: ; preds = %while.cond36.i, %while.end.i, %sw.bb 22 br label %while.cond.i 23 24if.else.i: ; preds = %entry 25 br i1 undef, label %psock_newdata.exit, label %if.else11.i 26 27if.else11.i: ; preds = %if.else.i 28 ret i8 0 29 30psock_newdata.exit: ; preds = %if.else.i 31 ret i8 0 32 33while.cond.i: ; preds = %while.body.i, %do.body 34 br i1 undef, label %while.end.i, label %while.body.i 35 36while.body.i: ; preds = %while.cond.i 37 br i1 undef, label %do.end41, label %while.cond.i 38 39while.end.i: ; preds = %while.cond.i 40 br i1 undef, label %do.body, label %while.cond36.i.preheader 41 42while.cond36.i.preheader: ; preds = %while.end.i 43 br label %while.cond36.i 44 45while.cond36.i: ; preds = %while.body41.i, %while.cond36.i.preheader 46 br i1 undef, label %do.body, label %while.body41.i 47 48while.body41.i: ; preds = %while.cond36.i 49 %tmp43.i = load i8*, i8** @foo ; <i8*> [#uses=2] 50 %tmp44.i = load i8, i8* %tmp43.i ; <i8> [#uses=1] 51 %ptrincdec50.i = getelementptr inbounds i8, i8* %tmp43.i, i16 1 ; <i8*> [#uses=1] 52 store i8* %ptrincdec50.i, i8** @foo 53 %cmp55.i = icmp eq i8 %tmp44.i, %c ; <i1> [#uses=1] 54 br i1 %cmp55.i, label %do.end41, label %while.cond36.i 55 56do.end41: ; preds = %while.body41.i, %while.body.i 57 br i1 undef, label %if.then46, label %sw.epilog 58 59if.then46: ; preds = %do.end41 60 ret i8 0 61 62sw.epilog: ; preds = %do.end41, %entry 63 ret i8 2 64} 65