This package is not reproducible.  Probably something simple amiss.

diffoscope --exclude-directory-metadata /gnu/store/p9186fvq27dawzmij3q2ibllhdd07c6a-linphoneqt-4.1.1 /gnu/store/p9186fvq27dawzmij3q2ibllhdd07c6a-linphoneqt-4.1.1-check
--- /gnu/store/p9186fvq27dawzmij3q2ibllhdd07c6a-linphoneqt-4.1.1
+++ /gnu/store/p9186fvq27dawzmij3q2ibllhdd07c6a-linphoneqt-4.1.1-check
├── bin
│ ├── linphone
│ │ ├── /gnu/store/mx2bgrpxkbdjsmhlxp9a30hbzcilk4cn-binutils-2.32/bin/readelf --wide --decompress --hex-dump=.rodata {}
│ │ │ @@ -190213,17 +190213,17 @@
│ │ │    0x00801020 02000a00 12000309 3b093c09 3d000109 ........;.<.=...
│ │ │    0x00801030 3e000100 02010c05 56000200 0c000300 >.......V.......
│ │ │    0x00801040 f3023706 03000100 03004c00 4d045700 ..7.......L.M.W.
│ │ │    0x00801050 00000000 00000000 00000000 00000000 ................
│ │ │    0x00801060 00000000 00020000 00010000 00010000 ................
│ │ │    0x00801070 00000000 00000000 00000002 00000002 ................
│ │ │    0x00801080 00000002 00000000 00000000 00000018 ................
│ │ │ -  0x00801090 00010000 00010000 00000000 01714bf9 .............qK.
│ │ │ -  0x008010a0 65980000 00220001 00000001 0000280f e...."........(.
│ │ │ -  0x008010b0 00000171 4bf96598 00000000 00000000 ...qK.e.........
│ │ │ +  0x00801090 00010000 00010000 00000000 01714bf7 .............qK.
│ │ │ +  0x008010a0 f3330000 00220001 00000001 0000280f .3..."........(.
│ │ │ +  0x008010b0 00000171 4bf7f333 00000000 00000000 ...qK..3........
│ │ │    0x008010c0 000904eb 98c3006c 0061006e 00670075 .......l.a.n.g.u
│ │ │    0x008010d0 00610067 00650073 00020000 06be0065 .a.g.e.s.......e
│ │ │    0x008010e0 006e0002 000006d2 00660072 00000000 .n.......f.r....
│ │ │    0x008010f0 00000000 00000000 00000000 00000000 ................
│ │ │    0x00801100 0000280b 00008688 789ce57d 0b741cc5 ..(.....x..}.t..
│ │ │    0x00801110 9568c992 a5d16834 92654996 8531c236 .h....h4.eI..1.6
│ │ │    0x00801120 c626c618 639b9f31 8cf58905 922ceb63 .&..c..1.....,.c
│ ├── linphone-tester
│ │ ├── /gnu/store/mx2bgrpxkbdjsmhlxp9a30hbzcilk4cn-binutils-2.32/bin/readelf --wide --decompress --hex-dump=.rodata {}
│ │ │ @@ -190443,17 +190443,17 @@
│ │ │    0x0080be80 02000a00 12000309 3b093c09 3d000109 ........;.<.=...
│ │ │    0x0080be90 3e000100 02010c05 56000200 0c000300 >.......V.......
│ │ │    0x0080bea0 f3023706 03000100 03004c00 4d045700 ..7.......L.M.W.
│ │ │    0x0080beb0 00000000 00000000 00000000 00000000 ................
│ │ │    0x0080bec0 00000000 00020000 00010000 00010000 ................
│ │ │    0x0080bed0 00000000 00000000 00000002 00000002 ................
│ │ │    0x0080bee0 00000002 00000000 00000000 00000018 ................
│ │ │ -  0x0080bef0 00010000 00010000 00000000 01714bf9 .............qK.
│ │ │ -  0x0080bf00 65980000 00220001 00000001 0000280f e...."........(.
│ │ │ -  0x0080bf10 00000171 4bf96598 00000000 00000000 ...qK.e.........
│ │ │ +  0x0080bef0 00010000 00010000 00000000 01714bf7 .............qK.
│ │ │ +  0x0080bf00 f3330000 00220001 00000001 0000280f .3..."........(.
│ │ │ +  0x0080bf10 00000171 4bf7f333 00000000 00000000 ...qK..3........
│ │ │    0x0080bf20 000904eb 98c3006c 0061006e 00670075 .......l.a.n.g.u
│ │ │    0x0080bf30 00610067 00650073 00020000 06be0065 .a.g.e.s.......e
│ │ │    0x0080bf40 006e0002 000006d2 00660072 00000000 .n.......f.r....
│ │ │    0x0080bf50 00000000 00000000 00000000 00000000 ................
│ │ │    0x0080bf60 0000280b 00008688 789ce57d 0b741cc5 ..(.....x..}.t..
│ │ │    0x0080bf70 9568c992 a5d16834 92654996 8531c236 .h....h4.eI..1.6
│ │ │    0x0080bf80 c626c618 639b9f31 8cf58905 922ceb63 .&..c..1.....,.c